Internet Protocol, VoIP

Voice over IP is based on a number of different protocols.

Define how a call is made, the voice is be transformed that passed in the data and how these data between the appellants.

History

The origins of the VoIP h. h.323 protocol written in 1996.

At this time, Internet connections have not enough speed to carry voice calls so that describes h. 323 multimedia transmissions over local area networks (LAN). Broadband gives users make calls needed bandwidth and therefore h. 323 was adjusted. Developed VoIP protocols supported in increased number.

Features

A VoIP call mimics a regular phone call with a sequence of numbered ring reply connect.

The Session Initiation Protocol (SIP) manages this process. Combined VoIP can be called "SIP devices," a reference to the protocol used for session management. Voice is voice as a digital signal. The conversion of voice data is a program based on a protocol called a "codec".

Function

The transport of voice data over the Internet reduces costs for users and avoiding the costs the telephone companies.

Protocols used in particular the Internet - protocol transport data in packet networks on the Internet - instead of as a pulse electric analog wires.

How to make a conference call on a PC.

Multiple calls of the day can be very time consuming.

If you repeat the same information for each person, you can reduce the amount of time you spend on the phone. Learn your productivity increase, how to make a conference call on a PC. Level of difficulty: Moderately easy

Instructions

1. 1

   Sign up for a Skype account with a valid email address.

(Follow the link resources.) Select "Download" tab, and then click the green "Download Skype"-button. You will immediately be directed to a Web page to begin the download process.

2

Select the correct version of Skype are downloaded to your computer.

Versions are available for Windows, Mac OS, Linux, Windows Mobile and a few other operating systems. After you have selected the correct version of Skype, click on the appropriate link.

3

Read the information on the download page Learn more about Skype and how it works on your computer.

Once ready, click the process to start, the "Download" link. A pop-up window appears, you should save the file. Install and run the application on your computer system. This will succeed the Skype application on your current computer.

4

Click the link "you have" screen "Welcome" Skype a Skype name.

You are prompted for the required information such as your full name, a new Skype name and password. Read terms and conditions check box. Choose the button "Continue", the rest of the procedure of ski level (s) registration and vvast fill in the requested details.

5

Log into your newly created Skype account to start the Conference calls on your PC to make.

Click the tab "Call Phones" in the Skype application and start making enter first phone number that you want to call. If someon' responding to the call, start the other parties connected to the initial appeal. You can do this by you "add people button" listed at the top of the page. It opens a popup box that contains the existing contacts. If you have not already registered contacts, insert the desired number of conference manually.

How do I download phone ringtones to cell

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see difficulty: average

Instructions

Access things need: Mobile Internet

1. 1

   Connect to the Internet with your mobile phone.

2

Find using the carrier for online shop to buy and download the ringtone.

3

Select the ringtone purchase and you should navigate to link to you can click click and download the ringtone.

4

Follow the link and if you are prompted, click Yes to save the file to your phone.

5

If you find the file online and send an SMS message, click the link in the message body via the Web browser on your phone and on the file download your phone her.

How to use your computer to receive calls from your mobile phone

Mobile phones afford the luxury, space and calls from anywhere calls your service desk to accept.

Sometimes you can take instead calls from your computer, especially, when you switch from longer on workstations where you get not good phone. In such cases you can set up an online phone number transfer calls to your mobile phone. Depending on your service provider may be doing so physically comfortable and save airtime minutes. Level of difficulty: Moderately easy

Instructions

1. 1

   Purchase a phone number online and you can use from your computer.

Consider registering with the voice of Google, Skype and Yahoo! voice if you have a telephone company online in mind. Only the voice of Google numbers listed options, offers and incoming calls.

2

For the request references or to find out whether it is included in your plan, contact your phone provider mobile service to the client or support department.

3

Provide service to the customer or technical support representative number online you want to transfer your mobile calls.

Alternatively you can follow the instructions on your mobile phone call, transfer provider: self - Setup, if any. Apply these instructions for a customer service or a representative of the technical support if you are uncertain of the procedure, because you cell phone carrier dependent.

4

Sign by calling n provider interface

Casino on your phone line if necessary.

5

Test the service reference.

Your computer is online, call your phone to a different phone number and address number. You whothe use on your computer, can receive calls from your mobile phone after your successful test.

How: sending text to the Internet phone

Service for text messaging, short messages (SMS) is a popular way to communicate via mobile phones.

But now there are a number of ways to send messages text on the Web on a mobile phone for free. This can be an effective way to communicate with others, or send reminders be. Difficulty: easy

Instructions

You need: Web Browsercell phone things

Ohdontforget.com

1

Open your Ohdontforget.com and Web browser.

2

Type in the phone number you wish to contact in the empty box below "Cell number".

Forget not necessary country code and area code.

3

Enter if you send a message in the empty box under "date and time want."

For example, specify "now" or "Morning pm.".

4

Type your message in the empty box below "Text Message".

Click "Send" gray button to the right to send the message.

Bloove.com

1

Open your browser and Bloove.com.

Click on the orange "Subscribe" button in the right-hand column and fill the information to create an account.

2

Go to Bloove.com m browser of your mobile phone.

The site determines a compatible client for your phone and download will begin. If the client is installed, start the client from Bloove. A progress bar appears how your contacts are downloaded and "Sync done" appears when it is finished.

3

Connect Bloove.c

OM on your computer, and then click the tab(e) "all contacts". You should now see a list of your contacts. Type in the name of the contact of that you want in the upper box blank page message. Click on your partner when it appears.

4

Type your message text for the largest empty (f)

Area under the telephone number. Click "Send SMS" button when you are finished.

Group2call.com

1

Open your browser and Group2call.com.

Click the button "get account!" with the badge "Sign Up Now!". Fill the information and click "Complete registration". You receive an e-Mail to verify your new account.

2

Connect Group2call.com to your new account.

You'll be taken to the "Message Center" window. Click the link "Contact us" on the right side bar. You manually enter contacts or download some address books.

3

Click on the link "Home" in the top orange bar.

Click on "Send" at the top of the main window. You'll be taken to your contact list. Select the contacts you a text message and type in the empty field to want to receive. Click "Submit" to finish.

How to know that someone over Skype

Skype is a way to make calls and video calls over the Internet.

You can make calls to the Earth and mobile lines of Skype users and non users. It's easy download and start using Skype. Once you are on Skype, you might be interested for family and friends who also use the program. Skype makes it easy to find these people. Level of difficulty: Moderately easy

Instructions

1. 1

   Open the Skype software.

Click "New" above the list of contacts, and then "new contact".

2

Type the name of which the person you are looking.

You can use your username or real name. If you don't know the username of the person, you can simply use a partial, to find the person find string.

3

List of results, you have until you find the person you are looking.

Select this person, and then click "add".

As Skype safe

Paper presented to the user

Skype is a Web application, the members, unlimited calls (Conference and video), instant-messaging - and allows to make screen-sharing with other Skype contacts.

Paid subscription improves services with the addition of calls to landlines, mobile phones, call transfer, caller ID and voicemail. VoIP services have become very popular due to its calling and instant-messaging, who know how to use it is very important skills. Difficulty: average

Instructions

Things you need: learning from computers, mobile phones or mobile Internet DeviceSkype AccountWillingness

1. 1

   Publish personal information in your Skype profile (such as email address, birthday, telephone number, position, or full name).

2

Never to respond contact or instant messages, do not know you phone call, video call, or screen sharing requests from someone.

3

Never accept a file from someone you don't know, including e-Mail attachments.

4

Choose a password for your Skype account.

Hackers try password lists common and password changes to crack passwords.

5

Keep an eye for E-mails posing Skype and notification of available security updates.

Skype prompts the user to install updates by e-Mail, using a pop-up dialog window.

6

Never respond to requests for data private (e.g. for)

(financial details, login and password) are sent by E-mail embedded links in emails or chats.

7

Never respond to E-mails, promoting d

cause he urgency and impulsive actions. Skype warns against E-mail stating, "If already click this link, your Skype account disabled" or "your account has been compromised, click here to view the details."

8

Run a program in the background and always up to date of antivirus scans all files, received from the contacts and foreigners.

9

By default, Skype privacy limited users under the age of 16 years settings to ensure maximum protection.

10

Never click a link in a Skype message if chat or email, if:-überprüft to ensure a legitimate website's URL checks the identity of the sender of the message

11

Consider using a tool like Skypito parental controls to manage your kids to communicate with.

Skypito requires that all parents approve their child the Skype contacts and allows to restrict calls and chat with foreign.

Skype IN the tricks

1. Skype is a voice, free, downloadable on Internet Protocol (VoIP) has the Internet to anyone else around the world, a computer, installing Skype software and services to you, and Internet - free call connection.

Apart from the VoIP the 3.8 and later versions of Skype are also features Instant Messaging (IM IM). Existing contacts from e-Mail messages in your Skype contacts list interactive drawing boards import, there are many enthusiasts IN the use.

Additional emoticons

Almost every e-mail and IM service emoticons, but few are as diverse as Skype.

Use, support for Skype simply indicates that you a window IN IM or chat with a buddy, can access and the menu emoticon button you select of around 70 or more animated icons to paste it into your message. But according to the Web site "Joe Web Designer Chris Messina factory", more than 100 Skype emoticons are available, which contains the flags of all Nations. You are hidden in the menu of Skype, but they can be used by entering the special code; for example, the code "(flag:US)" flag smiley adds the U.S. in your message.

Importing contacts

"Maximum PC" magazine lists to extend a few tricks and facilitate your Skype contact list, organize IN IM.

You can import your email address book contacts in Skype. Skype reads your e-Mail address book automatically added and checked to see the entire database of Skype name if your contact has a Skype account. Simply go to the menu "Skype contacts" and then "Import contacts" on the command. A pop window and vouns can choose from a wide range of services such as Gmail, Hotmail and AOL mailSelect. You can even do this with your Facebook contacts. If your party is already on Skype, you are prompted a custom person request message type contact so you can start to communicate as soon as your request accepted.

Get some extras

Skype has applications to communicate and collaborate on Skype of easier and more pleasant, "Tools".

See the tips can during a conversation on Skype IN the rich Chat your emoticons are personalized. Sketch PAD, where you can share a virtual whiteboard and to develop; and Pando that allows you to share files and folders. You can download these tools to the official website of Skype - some Skype tools are free, but others require payment.

Security

Cyber criminals destroy your computer and can steal your personal information, you need to protect Skype and your computer.

After "TrendMicro," you can send through Skype, invites you to visit a particular Web site is actually a malicious URL Uniform Resource Locator () for viruses on your system downloads. A few simple tips can prevent this for you. Microsoft and Norton recommend fit your IM settings to block unknown senders, to communicate with you. To do this, go to the tab "Privacy" in the menu "Tools/Options ‑‑" and set to Skype, allow only in the, and call people in your contact list.

How to improve the quality of the VoIP download

VoIP (voice over IP) service is a method to your Internet connection use to deliver phone calls.

On most broadband connections available, the Server service can sound quality equal, providing with using mobile phones achieved based on the fixed network or mobile phones. Sometimes, you may suffer degradation of sound quality, due to the quality of your connection download. You can improve the audio quality by increasing the quality of your connection to your VoIP service. Improving the download should each static sounds excited, get rid of echoes or ignored the connections that you face. Difficulty: average

Instructions

Have things: speaker and microphone HeadsetDedicated VoIP ConnectorTelephoneMicrosoft Windows XP or higher operating system

1. 1

   Check your computer against the specifications of your VoIP provider specifications.

If your computer with specifications meets upgrade are sections steps follow.

2

Change the input device that you use for your VoIP connection.

If a laptop or standalone microphone, you passed a headset with a headset with microphone platform. Requires additional processing sound sent to dissipate the audio increase a microphone with bad audio pickup the duration of the download that may cause a delay at the bottom.

3

Add a dedicated VoIP Ethernet connector or a router contains a telephone in your system, Jack, so that you have a real phone to the communicate with VoIP can use.

Using a telephone for communicating clear up "in the audio parasites that due to problems of microphone and"Speakers occur.

4

Check the time for a trip of your connection by Ping of the VoIP server.

Latency is the time to achieve a package with your audio signal to servers. More latency would leave the Pluspolyalentes will be your connection as tends to sound dropouts and the echoing result such as high latency. For a Windows operating system to ping, type "run" window by pressing the "Start" button and selecting the command prompt enter "CMD" in the text box, open a command prompt window. At the command prompt, type "ping (IP address of the server VoIP) ' obtain IP address by contacting technical support of your VOIP provider service." Ask latency 200ms, VOIP technical exceeds your support to use a different server.

5

Close all running applications to download data from your call.

VoIP audio quality is achieved with an upstream at least 87.2 kbps. If it less than and noise is unstable or cut off the coast during the call to be.

6

Increase your bandwidth by your ISP or browse to a service plan different change upstream.

Is VoIP softswitch?

A softswitch is an improvement on the basis of a telephone switch software to the land line telephone circuits interconnect used.

In a voice over IP (VoIP) the softswitches such as a computer are centralized simply together using a machine of treatment.

Concept

The concept of a VoIP softswitch is associated with the idea of completely separate infrastructure backbone of switching units.

Because through a combination of VoIP networks formed (phone) circuit-switched and packet-switched networks (computer), a softswitch acts as a hub for interconnection or the intersection between the two networks across multiple requests for a network of other simultaneous data transmission.

Functions

The main function of a VoIP softswitch is provide an effective mechanism and robust for a network interconnection public communication network (s) on the network computer and vice versa.

When connecting to a computer network package, a VoIP softswitch facilitates applications such as video/voice, interactive chat conferences, surfing the Internet and parts of telephone and computer networks as media files.

Benefits

The main advantage of a VoIP softswitch is the cost that is lower than that of a normal computer network manageable switch.

In addition a VoIP softswitch is modular in nature, therefore its functionality can be changed, improved and updated by simply adding required programs associated with computer systems.

How to make calls from PC

Call on the Internet is a relatively new service that allows you to call others with your PC.

PC call a handset is not required, but you need a computer with the Internet service. Also, you need to download software that allows to call forget PCs. you not to pay you a fee for the benefit of this service. Level of difficulty: Moderately easy

Instructions

1. 1

   Make sure you for a call from your PC have the equipment.

Software requires that you have enabled speakers as well microphone. You need a special version of Windows or Mac software to work.

2

Choose software which allows you to make calls from your PC.

Here are a few examples of call are Skype and Yahoo! voice. Load the program after examining any callback rates, may be you have to pay if you use your service.

3

Open the software make calls from your PC.

A main show and present you with your call options.

4

Type the digits telephone of the person on the keyboard to a landline or mobile phone call.

Make sure that you include the area and country code if applicable. If there are costs that are allocated when receive calls by the software supplier credits until you can compose the fate.

5

Select the option "Call" to begin the process of composition.

You will be connected to whom you want to call. The main menu for options "Mute" and "End call".

How to connect a PC to the mobile Internet via

With your mobile phone as a modem is easy and practical to connect to the Internet, if you don't have a WiFi connection available.

Close on a PC to the Internet a cell phone is easy to implement, cost much and speeds are fast enough to check e-Mail and even do a little surfing the Web. Difficulty: average

Instructions

Things you need: Bluetooth-enabled computer PhoneBluetooth

1. 1

   Make sure that your computer and cell phone a Bluetooth connection.

If Bluetooth is your mobile phone, you can get one for less than $150 in 2009. If your computer no Bluetooth and then can a USB adapter for about $35 2009

2

Get a packet wireless high speed Internet your cell phone carrier.

Several companies like AT & T, Cingular mobile Internet plans offer the you unlimited access for $25 to $30 per month in 2009. You can always connect to the Internet without the unlimited plan, but since that surfing with a mobile phone can be much slower, you, pretty quickly, so you must check use minutes by food on your plan as long as you.

3

Synchronise your phone with your computer.

Go to the menu on your phone and navigate to the Bluetooth settings. Make your phone "discover". Go to "Control Panel" on your computer or preferences, if you a Mac user, and then click "Bluetooth devices." Click a "wireless device" for PC and Mac users "in the" to install klicken.Bluetooth Wizard. "Follow the instructions for adding a wireless device and your computer and mobile phone should be mapped." IfYou have problems with try encouraging work, work your unpairing and pairing up what.

4

Setup password and log - in data.

"" Back to your Conpanneau control, click "Bluetooth devices" click "TCP/IP", and establish configuration IPv4″ combo "PPP use." Click the "PPP" and fill the "service provider" by the name of your cell phone carrier. Add the user name, the password and phone you receive from your Internet service provider. If with Verizon your installation might look as follows: service provider: name of Verizon WirelessAccount: WAP@VERIZONGPRS.COMPassword: VERIZON1Telephone number: * # 99

5

DFÜ-and connect.

Once configured, you can use your phone, dial your ISP and place it near your computer, make sure that the Bluetooth is activated. Once your computer and the phone are synchronized, you should typically navigate, although slower, that your connection to wide band.

How to use ncurses functions

A colorful teams UNIX terminal features ncurses based on text-based interface.

Libraries can create Windows function-key mapping, screen painting functions programmer side by side. Ncurses functions supports eight colours and the use of mice that can compensate for the lack of a real GUI. Difficulty: difficult

Instructions

1. 1

   Download ncurses-resources.

It is offered for free from a number of sources. The download will include all the libraries and support utilities.

2

Add curses.h in your source code.

Links to files of the curses library code. Add the parameter lcurses to the GCC command.

3

Initialize the screen by calling the function "Initscr."

It shows memory for variables prepare ncurses functions and the library for use. It enables with structures of ncurses WINDOW functions to work.

4

Refresh the screen after you have made changes to the State of the window and the cursor.

The discount will only be changed to the contents of the window, which allows to save CPU time and to prevent overwriting the redundant information to update. Standard calls are "Update" and "Wrefresh".

5

Take advantage of the logical cursor.

While there is a single physical cursor, a logical cursor that allows you to write without redirecting the physical cursor to any location in any window can all Windows.

6

Clear window, rather than the entire screen of compensation.

Compensation features ncurses functions for both, butSave as the window that must be removed to CPU time and avoid overwriting what is already on the screen.

7

Indicative of the function keys to accept a window to enable.

"_Use_keypad" must be added to each window to comments function keys indicator. Be sure to assign a variable ch.har the value to an int variable. The capacity to organize the numeric values of the function keys have char variables.

A call to phone Internet

Live if you are planning a trip abroad or have taken recently with an overwhelming cell phone invoice, call phone could be Internet for you.

Internet phone calls, also known as VoIP (voice over Internet Protocol), helps you stay without breaking the Bank with family and friends. Calls from one Internet phone to regular phones are cheaper than with a landline or mobile phone. When you call someone used an Internet phone calls are free of charge. You can see your friends and family microphone and a video camera while you're talking about. Difficulty: easy

Instructions

You need: things microphone

1. 1

   Download VoIP program.

You need some sort of software for making calls over the Internet, select therefore a popular such as Skype, Yahoo! Messenger or AOL Instant Messenger. All of these programs are free.

2

Select enter a user name.

If you intend to call landline and mobile phones, VoIP Web site credit purchase. VoIP credit works the same way as a calling card: your credit card be used to make calls to landlines and mobile phones, and calculates a rate per minute based on where you are calling. The Web site where you purchased the credit, you should see prices.

3

Purchase a microphone or headset if your computer has built-in microphone.

4

Search friends and family with the same VoIP program user name so that you can call you, size

Atuitement. Follow the instructions on the VoIP website to make your first call.

How to create a conversation of three with a Skype phone

Setting up a conference call can be a tedious task, but Skype makes it easy.

While Skype supported free video calls between two users, teleconferences are currently limited to only calls. When you start a video with someone call and then add a third person lose the conversation, the video connection and all parties would be connected with audio. Despite that a failure to offer video conference calls at this time, Skype, use that to a conference call set up makes an attractive option for business and personal use. Difficulty: easy

Instructions

Things you need: ComputerSkype software Internet ConnectionWebcamMicrophone

1. 1

   Report your Skype account on a laptop or desktop.

If you do not have an account, can download freeware Skype.com Skype and register a user name and password. At this point, you must start Conference calls of computers. Although smart phone can participate for free with the Skype application users in the Conference call, you cannot start the complaint. Once logged in, you've got a group conference call from your contact list to configure.

2

Click on "New" in your contact list.

You get that add a contact or add a new conversation group. Select "New group chat" and a window on the top on the right side of the Skype window appears. If your contacts are included in your contact list, you can e klicken.t just drag your contacts in the Group window. If scheduled teleconference members in your contacts list, you must manually, to the Konversacreate tionsgruppe Add.

3

Click on "New" again, new contacts Add.

At this point can search for contacts by user name, e-Mail or one, the sorted fields can be. Once all participants of the Conference call is entered in your list of contacts and trained in the window of the Conference call, click on "Call group," which is located just below window from the Conference call. At the same time, this will make a call from Skype to address to all members of the Group of the Conference call. Members accept the call as your Skype notification Windows notifies you.

4

Another way that end conference call is a string method use: start with a simple call from Skype to a member in your contact list.

Once this connection is established, the call to get an option to add a new user. By adding the call to another user, you can start calling with only two members of the Group and avoid that to create a conference call. Once members are available, the Conference call add individual members. This method is not as efficient as the creation of a Group Conference, but it is just as effective.

What are the dangers of Skype?

1. All great inventions have the possibility of abuse.

Skype, leader in the voice over Internet Protocol (VoIP), is no exception. The benefits of phone and video calls free online are numerous, Skype has risk factors. Use without training or negligence of Skype can lead to breach of personal security, viruses and malicious software and contact paedophile downloads.

Background

With the beta version launch of Skype in 2003, Internet communication into a new phase.

Speak the way text, share files use even seeing each other by a one-stop, free, and millions of users has attracted to another computer "Skype Call". While there are other VoIP services, Skype uses a peer-to-peer model and no client-server model than its competitors. In addition to traditional video on your computer - free chat, users of the computer to phone for minimal cost can phone depending on location.

Virus

Skype is a free, universally downloadable product that allows a computer to connect to another, it is vulnerable to virus transmission.

according to an article in 2009 by Len rose Kiwicommons.com viruses and malicious software in a transaction as an instant message or an attachment can embed a message file sharing. However, services the cat, including AOL, MSN Messenger and Yahoo Messenger, Skype, the best protection and detection of potentially dangerous malware has compared to others. To be protected, never, all download attachments to one foreign forth and have the latest version of the Antiviru software. A precautionary principle suppSicherheit capacity is to confirm that an attachment sent and the name of the file auc(h) If you have to do online with a friend.

Breach of security

There is to consider two types of information when using of Skype's security issues.

First, whether that be a CEDP else online, like a friend posing as someone or a family member or even a used Skype and ask for personal information (password, credit card or social security number etc.). All official correspondence to a Skype account is located on your site. Choose a strong password with a variety of letters, numbers, and symbols protected account security. The second threat to computer security is a question of privacy. According to an article in 2006 by Derek Sooman de TechSpot.com Skype will provide state information when public use requested.

Paedophiles

When dealing with children, with Internet communication software, it is possible for sex offenders.

Much as the risk of the breach of security or downloading of malware, the child can pedophiles as a friend or family member access to represent. Roses never recommends an address or telephone number service on Skype profile view. Another option for parents is the parental controls feature use Skypito. This allows parents, approve and monitor the activity of a child on Skype.

How: Installing Skype

With the Skype software you can call for free everywhere the other users of the Skype on your computer, that you are.

And the free Skype video call feature allows to speak with people face to face from your computer. Want to reinstall Skype, because it is not working properly or because you want to upgrade to the latest version, you can do quickly, without losing your previous list of contacts or settings. Difficulty: easy

Instructions

1. 1

   Navigate to the Skype support page titled "how you Skype uninstall?"

(see resources).

2

Scroll to the bottom of the page and click on the link "here" appear in the sentence that says: "You can install Skype, by downloading the latest version here."

3

You stay while are redirected to the download transfer page, and click the button "get you" blue box "Feeling.", read headed closer with voice and video calls

Skype enter the download which is compatible with your operating system. Accordingly you have chosen the operating system you use.

4

Wait "opening SkypeSetup.exe" zone on the screen to be displayed, and then click the button "save file" in the box to download the software.

5

Click on the file you want on your screen, downloaded and if Skype Setup Wizard appears, follow the user-defined instructions to complete the installation.

Once the installation is finished, a window saying: "Thank you for the installie""rte" "Correlation of Skype" will be displayed on your screen. Click on "Finish" on the tab window and you will be completed the shift from Skype.

How: adding VoIP to a phone line

In most cases adding VoIP to a phone line in your home does not require that you fully restore your existing telephone lines.

However, before connect to VoIP adapter and call, there are a few steps to take to ensure that your system is to work as expected and not damaged. You need an electrician or a professional network to make these changes. Level of difficulty: Moderately easy

Instructions

You need: ScrewdriverElectrical band stuff

Isolate the telephone company phone lines

1

Search the interface network (NIU)-unit.

The NIU is the central location where the rows from the input of your home business phone. The NIU is an area of grey color on the outside of the House.

2

Open the NIU cancel a single screw.

In most cases, you can only access the son, entering your home. Phone company wires coming from the road you can access in General.

3

Disconnect all caps with screw terminal within the NIU and wrap end with electrical tape.

Do not disconnect the wire to the ground, because it protects your home against lightning. Ground wire will come from the NIU home.

4

Notify the telephone company that you have disconnected the lines and you should be connected again.

It is an important step because any voltage sent to lines can damage the existing equipment. Leave a comment on the wires or leave a mark on or in the NIU.

5

Close

The NIU to and close the screws.

Adding services to the service in the current row

1

Close existing phone a telephone at home, make sure that there is no service on line.

If you hear a sound or a sound, call your tech Téléphonela of companies so that you can verify that all rows are successfully separated. If you hear any noise on the line, go to the next step.

2

Close your VoIP phone card into any power outlet in your home.

This will run the service in all jacks in your home.

3

Connect the standard phone jacks in your home and your home for VoIP service Wired is.

Most common VoIP protocol

In the area which is data communications protocol defined rules planned exchanging data between two or more parties.

VoIP (voice over Internet Protocol) to a communication technology that allows voice/data bits, exchanged between voice and data networks. Therefore must be certain protocols for its operations. In this context, there are many popular protocols namely h. 323, SIP (Session Initiation Protocol) and MGCP (Media Gateway Control Protocol). H. 323 is most common under these protocols used and widely-used Protocol VoIP.

Structure of the Protocol

Each protocol has a structure that defines the most important features within.

H. h.323 protocol has a structure that contains multiple sub protocols with four protocols as important elements. This is DVB/RTP (digital video broadcasting/real time protocol) 225, the h. 245 and the H. 239. This text data in applications, real time voice and video uses, such as voice chat or video conference, 225 transfer creation and termination of h. 245 and active connections for control and supervision of operations House, DVB/RTP H. 239.

Network elements

A VoIP network based on the h. 323 specification contains the following important network elements in architecture: terminals, MCU (multipoint control unit), gateway and wake up.

A Terminal is just a series of computer/phone while h. h.323 protocol is installed, while processed MCU requests for transmission of voice/video/text from multiple terminals simultaneously. In addition, a gateway is an entity of ZusammenschaltungMarlant serves as a cross between VoIP and other networks (such as telephone and computer networks), with the guards as part of allgemeinen control of this network installed.

Applications

Also obvious.

H. its large VoIPtravaux is 323 competition. Other applications of h. 323 include chat, voice conferencing sessions and online video/audio streaming through computer networks. These rich applications are a versatile and highly recommended protocol for multimedia operations h. 323.

How do I add contacts to Skype for Linux.

Skype is a software that allows you to make calls from person to person on the Internet.

You can also use Skype to call a fixed or a mobile phone for a fee. Skype packages are available for Ubuntu, Fedora, SuSE and Debian Linux distributions. Other distributions can statically or dynamically users download packages. Skype for Linux software has a slightly different interface, the versions of Windows or Mac OS x. difficulty: easy

Instructions

1. 1

   Open "Skype".

It is located in the "Internet" from the main application menu or submenu programs.

2

Click the green "+" button at the bottom of the window of Skype.

A new "contacts Skype search" window appears.

3

Type the contact name, name of Skype or e-Mail address in the first text box.

4

Known, add other demographic information in the other text boxes or drop-down menu.

5

Click "Search" to search the person

6

Click the name of the person you want to add "Full name" text box.

7

Click the button "Add contact" to the person to your buddy list Add.

Skype information from a cat

According to Skype ways, with people, to communicate using Skype.

It calls, instant messaging and video calls and conversations with individuals or groups.

Skype

Initiative of EDUCAUSE reported Skype users can convert their computer phone, learning to a voice over Internet Protocol,

Skype works as a peer-to-peer application which means that communication between users directly between the computers without the need for a centralized computer goes monitor calls.

CAT

IM chat, text messages used to communicate between Skype users.

Skype reported that a user to a chat to start, one contact from the contact list and then click the blue chat button selects. A cat can also be started by clicking the mouse and select "Start Chat".

Discussion group

Skype said that a cat can be done with users must keep up to 100 contacts in a discussion of groupe.un amending the key and choose to take part in the discussion group all contacts, and select "start chat".

Send to a conversation run, users type text into the chat box and press to enter the text.

How: send free calls on your mobile phone via the Internet

It is possible to extend the functionality of your cell phone for free.

If you have a service contract with a major cellular providers, have access to several free applications on your online storefront. You can have a wide range of these requirements sent to your phone using only a computer and Internet access. Have a cell phone, that supports applications to make this process more efficient. Difficulty: easy

Instructions

You need: ComputerCell things phone that supports ApplicationsInternet access

1. 1

   Open your Web browser.

Navigate to your service carrier website. For example, if your carrier T-Mobile access to your home page. Click the "Shop" button on your home page. Select "ringtones and applications" or in some cases, the "services" button

2

Select to save in the application type orders, so the free applications first place by price.

In some cases you must give the details of your cellular plan, until you the list of applications appears. See free applications until you find that you like.

3

Click Download at the application.

Type the information requested on your phone and the service, including eventually your number, type of telephone and other account information. Follow the on-screen prompt, until the operation completes. Free application will be sent to your phone.

Knowing that someone like you your dispute cold

Sometimes the police not, when you need it most.

Cold cases are fairly common, but simply because the authorities in place were that you'll have to walk on your case meant. In the online era, it is easy to find a private investigator, equipped with the skills, to your cold case put back to live and I give you some hope more close. Hire a private investigator, however, is money cost. Difficulty: easy

Instructions

You need: a computer with Internet phone things AccessA

The right person to find

1

Find your case, navigate accommodation to a directory of IP such as PInow.com or PIMall.com to the private investigator best.

You can also try to search "Private detectives [region]".

2

Type your information.

You must specify where you by are and how the case, you need to fix. If you know that exactly what kind of to be the case you liberal in your search. Please always the IP address if it can handle your kind of case.

3

Some calls.

The directory has the investigators listed contact information. Call all investigators search for appropriate and decide which most useful for your money.

How to block Skype computer

Skype is software that allows for instant messaging, text messaging, voice calls using VOIP (voice over Internet Protocol) and video telephony.

It allows users not only for free computer to another, but also computer calls to fixed network calls. Unfortunately Skype can be a distraction for employees in the company or the average teenager "Student" online. It is difficult but not impossible to block Skype computer. Level of difficulty: Moderately easy

Instructions

You need: Norton Internet Security 2010 or how things

Steps

1

Download, install and start the Skype application if it is not installed on your computer.

Create a new account or login. (This is needed to see if Skype can successfully connect to the network).

2

Close Skype and download Norton Internet security.

Double-click the file that you downloaded to begin the installation.

3

Follow the prompts to install.

Keep the default settings unless you need to choose Advanced settings. A new program icon on the screen will be displayed at the end.

4

Click to open the Norton icon, and then double-click "Personal Firewall".

5

The "Program Control" tab to search and select "Add" from the list of application.

6

Skype, navigate to the location is typically installed: C files/Skype phone.

Click "Skype.exe" and choose "Open".

7

Di

e control program dialog choose you "Block".

ID = "jsArticleStep8" > 8

Click on "OK" and "OK" to close the program.

Disable my microphone in Skype?

Skype, is responsible for 8% of international calls by 2010 according to their official website.

Skype's popularity is based on the perspective of accounts free video calls and its simple interface, worked with the camera microphone. If for any reason whatsoever, the microphone is muted, none is as effective as it could be. The unmuting requires some changes in the audio program on your computer or a Skype service. Difficulty: easy

Instructions

Access things need: computer with Internet

Fit the mic parameter

1

Open the window of the workstation in the "Start" menu

2

Select "Control Panel".

It is usually located on the right side of the window.

3

Open sounds and audio devices window.

The icon will be a speaker jack.

4

Select the 'Voice' tab in the menu "Properties".

This opens a window that displays the controls for playback and recording voice voice. Go to the voice recording section.

5

Select the appropriate microphone in the menu drop down.

If you have a webcam with integrated microphone, choose "Camera". A high-quality microphone would use instead you have, select the microphone. If the microphone you want is listed as an option, you should consult the manual install special drivers.

6

Press the volume under the menu voice record button.

This hoist a sliding volume setting.

7

Challenge

Make the soundtärke at an appropriate level bar. The field "Mute all" in the lower left corner should remain disabled.

8

Press the button "Test equipment" under the menu voice recording.

This is his hardware test wizard trigger.

ID = "jsArticleStep9" > 9

Click on prompts and test the microphone.

Check whether the volume is suitable and adapt by repeating step 7.

A muting - via Skype

1

Skype log.

2

Select the menu "Options".

3

Select "Audio setting" from the toolbar on the right side of the window.

Hoist the parameters for the microphone, as well as stakeholders and ring.

4

Select "Windows default device" from the microphone pop-up menu.

This ensures that the program uses the microphone and the settings that you set up in the previous section. There is also a green noise measurement must all sounds you register. If the green bar usually strikes of the Center, the microphone is a corresponding volume.

5

Select a name in the contacts list and press the green call button pressed.

Skype will start ringing and increase of a separate call screen. It is a small icon at the bottom of the screen a microphone with a slash through it. Press this button to activate the mute and un - mute of the microphone. If the microphone is always toned, consult a small message at the bottom of the screen call.

How do I stop a ringtone Skype

Skype is a free-to the download client calls to other Skype users and personal talking about webcams on the Internet user's computer.

Some Skype shares through the telephone technology is the sound of the ringing tone when you receive a call from Skype. If you find a small network that however is it possible to remove. Level of difficulty: Moderately easy

Instructions

1. 1

   Open Skype and a session open in the usual way.

2

Click the "Tools" menu in your Skype client and click "Options" from the drop-down menu.

3

Click on the "General" tab and click on "You" to open a menu of all sounds played in Skype functions.

4

Clear the check box next to "Ring" and the "request for connection."

Click on "Save" at the bottom of the screen.

How to block VoIP traffic

Voice over IP services allow users to place and receive calls using a special hardware or software with the signal over the Internet instead of the traditional copper telephone wire.

VoIP services have increased in popularity because they are easy to deploy and can significantly reduce the costs for the consumer. However, some network administrators (or even some cautious parents) can look to limit the VoIP services over their networks to reduce the consumption of bandwidth or to restrict the access of users. Many VoIP services block is a simple matter. Level of difficulty: Moderately easy

Instructions

Have things: administrative access to the network routers

1. 1

   The VoIP applications identify are in use and the TCP/UDP ports to identify that uses any application.

Information about the ports is available, tested in the product documentation or a list of standard ports by IANA or any other authority.

2

Log into your router administrative control panel.

Each model has a different procedure for accessing the control panel check if the manufacturer for the specific procedure documentation.

3

Block ports used the VoIP software in question on the Panel of the router.

It is often completed, type in the name of the VoIP software and the port numbers used it on a "Applications" - tab and then click "Save".

4

The router should block all ports specified on immediately, but the router by turning off makes still turning a faith reset

s to ensure that the Prozess completes.

An explanation of why the service requires a quality VoIP

Internet-based voice phone systems using computer and voice communication networks and replace traditional telephone systems in many companies extended the reduction of costs and their ability to provide functionality.

This Internet-based systems require voice over IP (VoIP) delivered a high quality of service (QoS), to be successful.

Importance

For more than a century, consumers benefited voice clearly and without disrupting the traditional voice telephony.

With the recent growth of the data used for voice over IP or Internet telephony networks, quality of service issues, multiple challenges providers because of the way of data transmission make network. Networks at the same time moving all data from "Packages", networks cannot distinguish between voice, data and other data types, different techniques are used to ensure that gives priority to voice packages, so that the sound quality and the connection calls are compatible, and match the quality of telephone services.

Considerations

As data packets over a network of travel, you may encounter such packet loss and occasional delays.

Latency (delay in packages), (data loss) packet loss and jitter network (data arrives ELV) are the most common problems. Transmission breaks occur frequently in the network traffic go unnoticed communicate user surfing the Internet or other network services. VoIP can the loss of data or interference to fordernniedrige quality. Decrease is crucial these factors in the delivery of good Internet telephony services.

Solution

VoIP service quality standards are primarily of de

r defines Internet Engineering Task Force. Network equipment that meets these standards, software programs, and monitoring network traffic automatically commonly used product flows. Together, these measures can ensure that end users clear enjoys voice and without interruption through the Internet and networks.